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Hole Sizes

Bolt tap holes and clearance holes for Metric and English screws are posted in the
the Little Machine Shop webpage .

Table of diameter of bolt holes for use with the Lasercamm:

 Bolt Tapped Hole Diameter (in)
 Clearance Hole Diameter (in)
 
4-40


 0.076 in.

 0.115 in.
 
6-32


 0.093 in.

 0.141 in.
 
8-32


 0.123 in.

 0.167 in.
 
10-32


 0.146 in.

 0.192 in.
   

 Shaft Size

 
Press Fit
 
Sliding Fit
 

1/4 '' shaft
 
0.230

then use 0.249 reamer


0.230

then use 0.251 reamer

More information on hole sizes can be found here.
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